MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 91efe60eb46d284c3cfcb584d93bc5b105bf9b376bee761c504598d064b918d4. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Threat unknown


Vendor detections: 11


Intelligence 11 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 91efe60eb46d284c3cfcb584d93bc5b105bf9b376bee761c504598d064b918d4
SHA3-384 hash: cb856a42976e98084aac4215d0e6cd731d6904c69060885353a78f943b650290264135901454d2a9173f8d611400a1e0
SHA1 hash: 745c197baa033440217b11ce5cbb570ff79facb3
MD5 hash: aac4f26ee4fdb2c8e3e37bb6e3159357
humanhash: comet-island-wolfram-four
File name:aac4f26ee4fdb2c8e3e37bb6e3159357.bin
Download: download sample
File size:662'016 bytes
First seen:2023-05-03 18:04:49 UTC
Last seen:2023-05-03 18:29:17 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash e3801b8f348abd7ecd0dc57530776b10
ssdeep 12288:2vb7/q+9BLu5dRykwfRG/7M/U97YmgWogQ7bQuTKI1g:mbTq2cRyffy7T7YmgWVHl
TLSH T1D9E42935E69C36ADD06A9079FD0B4C03EA26785A0321BFEB12D55E521F66EE04F3D360
TrID 48.7% (.EXE) Win64 Executable (generic) (10523/12/4)
23.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
9.3% (.EXE) OS/2 Executable (generic) (2029/13)
9.2% (.EXE) Generic Win/DOS Executable (2002/3)
9.2% (.EXE) DOS Executable Generic (2000/1)
Reporter abuse_ch
Tags:bin exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
242
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
aac4f26ee4fdb2c8e3e37bb6e3159357.bin
Verdict:
Malicious activity
Analysis date:
2023-05-03 18:07:25 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/847564ac-e1ce-416b-be27-1bde7d0def02

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/386297/
Detection(s):
SecuriteInfo.com.Win64.SpywareX-gen.7467.8416.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Reading critical registry keys
Stealing user critical data
Result
Malware family:
n/a
Score:
  6/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/82346/overview
Behaviour
MalwareBazaar
MeasuringTime
CheckCmdLine
EvasionQueryPerformanceCounter
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
crypto greyware shell32.dll
Link:
https://www.filescan.io/uploads/6452a251463eacbc57dbc94a/reports/4a942749-af40-4d2c-8f94-159a9e5278ac/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/91efe60eb46d284c3cfcb584d93bc5b105bf9b376bee761c504598d064b918d4
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/97655ac9-f2e2-4e07-95cf-d2471e05dfb9
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.spyw
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1225571
Signature
Found many strings related to Crypto-Wallets (likely being stolen)
May check the online IP address of the machine
Multi AV Scanner detection for submitted file
Tries to harvest and steal Bitcoin Wallet information
Tries to harvest and steal browser information (history, passwords, etc)
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/91efe60eb46d284c3cfcb584d93bc5b105bf9b376bee761c504598d064b918d4/
Threat name:
Win64.Trojan.Smokeloader
Create hunting rule
Status:
Malicious
First seen:
2023-05-03 16:19:34 UTC
File Type:
PE+ (Exe)
Extracted files:
1
AV detection:
12 of 24 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=shx6mdvunuueyph4wwcnso6fwec37gzxnpxhmhcqiwmnazfzddka._file
Verdict:
malicious
Result
Malware family:
n/a
Score:
  7/10
Tags:
spyware stealer
Link:
https://tria.ge/reports/230503-wn6rashf8z/
Behaviour
Looks up external IP address via web service
Reads user/profile data of web browsers
Unpacked files
SH256 hash:
91efe60eb46d284c3cfcb584d93bc5b105bf9b376bee761c504598d064b918d4
MD5 hash:
aac4f26ee4fdb2c8e3e37bb6e3159357
SHA1 hash:
745c197baa033440217b11ce5cbb570ff79facb3
Link:
https://www.unpac.me/results/fa9cfd01-e445-403f-80e1-621116bab9f2/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/91efe60eb46d/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/91efe60eb46d284c3cfcb584d93bc5b105bf9b376bee761c504598d064b918d4

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Executable exe 91efe60eb46d284c3cfcb584d93bc5b105bf9b376bee761c504598d064b918d4

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/386297/
  
URLhaus
https://urlhaus.abuse.ch/url/2623120/
  
Delivery method
Distributed via web download

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